Average Diesel Price Slips 1.6¢ to $3.688 a Gallon

Cost of Truck’s Main Fuel Declines for Sixth Straight Week
Fuel tanker at filling station
A fuel tanker makes a delivery to a filling station in Oregon. The average diesel price dipped 1.5 cents to $4.294 per gallon on the West Coast. (Transport Topics file photo)

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The national average diesel price decreased by 1.6 cents, settling at $3.688 per gallon as of Aug. 19, according to the Energy Information Administration. This marks the sixth consecutive week of declines, with prices cumulatively dropping by 17.7 cents over this period.

Highlights

Year-Over-Year: The current diesel price is 70.1 cents lower than it was at this time in 2023.

Regional: Diesel prices fell in all surveyed regions. The most notable decline occurred in the Rocky Mountain region, where prices dropped by 4.7 cents to $3.65 per gallon. In contrast, the Midwest saw the smallest decrease of 0.7 cent, with the average price at $3.674 per gallon.



Gasoline Update: The national average price for a gallon of gasoline dropped 3.2 cents to $3.382. That's 48.6 cents less than it cost at this time a year ago.

U.S. On-Highway Diesel Fuel Prices

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EIA regional fuel chart

U.S. Energy Information Administration

Regional Analysis

East Coast (PADD 1): The average diesel price on the East Coast fell by 2.1 cents to $3.757 per gallon. Within this region:

New England (PADD 1A): Prices dropped by 3.9 cents to $4.019 per gallon, marking the largest decline within the East Coast.

Central Atlantic (PADD 1B): Diesel prices decreased by 2.6 cents, settling at $3.935 per gallon.

Lower Atlantic (PADD 1C): The smallest decline in the region occurred in the Lower Atlantic, where prices fell by 1.7 cents to $3.664 per gallon.

Midwest (PADD 2): The Midwest saw a modest price decrease of 0.7 cent, bringing the average to $3.674 per gallon. This region experienced the smallest decline nationwide.

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EIA PADD chart

PADD — Petroleum Administration for Defense Districts. U.S. Energy Information Administration

Gulf Coast (PADD 3): Consistently the region with the lowest diesel prices, the Gulf Coast saw a reduction of 1.6 cents, with the average price now at $3.355 per gallon. This marks a continuation of the region’s status as the most cost-effective area for diesel.

Rocky Mountain (PADD 4): The Rocky Mountain region experienced the most significant price drop, with diesel decreasing by 4.7 cents to $3.650 per gallon. This marked shift contrasts with the more moderate declines seen in recent weeks.

West Coast (PADD 5): On the West Coast, diesel prices decreased by 1.5 cents to $4.294 per gallon. Within this region:

California: Prices dropped by 2.4 cents to $4.739 per gallon, continuing its position as the region with the highest diesel costs.

West Coast less California: The area outside of California saw a slight decline of 0.8 cent, bringing the average price to $3.905 per gallon.

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